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Old 05-28-2009, 03:52 PM   #5
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Join Date: Jan 2006
Location: Cyprus
Posts: 6,580
My Ride: ESS TS2 320ci
ESS Stage 3 makes around 470HP @ 15psi (with built internals), so somebody did take the time to do some research if the block can handle it. so I believe that the M54B30 can make more than 400HP

Last edited by paraklas; 05-28-2009 at 03:54 PM.
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